Olc
abbr. on-line computer 联机计算机，在线电脑
🗣️ 情景例句
Well, you can write to her.
嗯，你可以写信给她。
I was in the hospital for several weeks.
我在医院里住了几个星期了。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。